Simplify the expression. Assume that all variables are positive when they appear.
A. -3x18y15
B. 9x12y10
C. -3x12y10
D. 3x12y10
Answer: C
Mathematics
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Find the particular solution to the given differential equation that satisfies the given conditions.3(x dy + y dx) - 8y3 dy = 0; x = 0 when y = 1
A. 3xy - 2y4 = 0 B. 3xy - 2y4 = c C. xy - 2y4 = -2 D. 3xy - 2y4 = -2
Mathematics
Answer the question.Which one of the following methods cannot be used to solve the equation 
A. All of the methods can be used. B. Factoring C. Completing the square D. Quadratic formula
Mathematics
Determine the phase shift of the function.y = 5 sin 
A. 
units to the left
B. 4? units down
C. 
units to the right
D. 5? units up
Mathematics
Write the first four terms of the sequence.
A. - 
, 
, - 
, - 
B. - 
, - 
, - 
, - 
C. 
, - 
, 
, - 
D. - 
, 
, - 
, 
Mathematics